import React from 'react'

class Clock extends React.Component{
    constructor(props){
        super(props) ;
        this.state = {date: new Date()};
    }

    componentDidMount() {

    }
  
    componentWillUnmount() {
  
    }
  
    componentDidUpdate() {
    
    }

    render() {
        return (
          <div>
            <h1>Hello, world!</h1>
            <h2>It is {this.state.date.toLocaleTimeString()}.</h2>
          </div>
        );
      }
}

export default Clock;